`mem::write`, a safe `ptr::write`
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Description
Now that mem::forget is safe, it would be useful to have a function like:
pub fn write<T>(target: &mut T, value: T) {
unsafe { ptr::write(target, value) }
}
probably in std::mem, alongside swap and replace.
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading the surrounding discussion and the existing std::mem APIs, especially swap and replace, to understand the proposed placement and semantics. The issue is complete when the safe mem::write function described here has an agreed design and is integrated alongside those APIs with appropriate validation.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- api
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100